Home / 153,000.52-211,145.48-84,088.74

Finding the Fourth Proportional to 153,000.52, 211,145.48 and 84,088.74

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Solution

The fourth proportional to 153,000.52, 211,145.48 and 84,088.74 is: 116,045.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,000.52 : 211,145.48 = 84,088.74 : x
  2. Step 2: Convert to fraction form
    153,000.52/211,145.48 = 84,088.74/x
  3. Step 3: Cross multiply
    153,000.52x = 211,145.48 × 84,088.74
  4. Step 4: Simplify right side
    153,000.52x = 17,754,957,369.90
  5. Step 5: Solve for x
    x = 17,754,957,369.90/153,000.52
  6. Step 6: Final answer
    x = 116,045.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.